Granted Patent
Utility
US 5,989,799 · App. 09/099,325
Radiographic UV/blue intensifying screen-film combination
Inventors:
Ann Verbeeck, Peter Verrept, Paul Callant, Koenraad Caron
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Jun 18, 1998
Inventors
Ann Verbeeck
Peter Verrept
Paul Callant
Koenraad Caron
Assignee (at issue)
Agfa-Gevaert NV
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.